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INFO: rcu detected stall in worker_thread (9)

Status: upstream: reported C repro on 2023/10/07 18:33
Subsystems: netfilter
[Documentation on labels]
Reported-by: syzbot+225bfad78b079744fd5e@syzkaller.appspotmail.com
First crash: 883d, last: 3h18m
Cause bisection: introduced by (bisect log) :
commit c2368b19807affd7621f7c4638cd2e17fec13021
Author: Jiri Pirko <jiri@nvidia.com>
Date: Fri Jul 29 07:10:35 2022 +0000

  net: devlink: introduce "unregistering" mark and use it during devlinks iteration

Crash: INFO: rcu detected stall in corrupted (log)
Repro: syz .config
  
▶ ▼ Discussions (23)
Title Replies (including bot) Last reply
[syzbot] Monthly netfilter report (Feb 2026) 0 (1) 2026/02/26 12:58
[syzbot] Monthly mm report (Dec 2025) 0 (1) 2025/12/18 10:06
[syzbot] Monthly netfilter report (Nov 2025) 0 (1) 2025/11/24 12:38
[syzbot] Monthly netfilter report (Sep 2025) 0 (1) 2025/09/20 18:33
[syzbot] Monthly mm report (Aug 2025) 0 (1) 2025/08/14 12:42
[syzbot] Monthly mm report (Jul 2025) 0 (1) 2025/07/14 07:23
[syzbot] Monthly mm report (Jun 2025) 0 (1) 2025/06/13 12:25
[syzbot] Monthly mm report (May 2025) 0 (1) 2025/05/12 13:34
[syzbot] Monthly mm report (Apr 2025) 0 (1) 2025/04/09 07:11
[syzbot] Monthly mm report (Mar 2025) 0 (1) 2025/03/08 22:16
[syzbot] Monthly mm report (Feb 2025) 0 (1) 2025/02/05 12:44
[syzbot] Monthly mm report (Jan 2025) 0 (1) 2025/01/06 10:01
[syzbot] Monthly netfilter report (Dec 2024) 0 (1) 2024/12/13 13:16
[syzbot] Monthly mm report (Nov 2024) 1 (2) 2024/11/04 12:58
[syzbot] Monthly mm report (Oct 2024) 0 (1) 2024/10/03 09:02
[syzbot] Monthly usb report (Sep 2024) 0 (1) 2024/09/14 10:58
[syzbot] Monthly mm report (Aug 2024) 0 (1) 2024/08/02 16:15
[syzbot] Monthly batman report (Jul 2024) 0 (1) 2024/07/15 18:58
[syzbot] Monthly mm report (Jul 2024) 0 (1) 2024/07/01 10:28
[syzbot] Monthly serial report (May 2024) 0 (1) 2024/05/06 13:18
[syzbot] Monthly netfilter report (Feb 2024) 0 (1) 2024/02/09 08:36
[syzbot] [net?] [usb?] INFO: rcu detected stall in worker_thread (9) 0 (3) 2023/11/14 18:18
[PATCH] media: imon: fix stall in worker_thread 4 (4) 2023/10/14 07:28
▶ ▼ Similar bugs (16)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in worker_thread (3) mm cgroups 1 1 2247d 2247d 0/29 closed as invalid on 2020/01/08 05:33
upstream INFO: rcu detected stall in worker_thread (4) mm cgroups 1 28 2247d 2247d 0/29 closed as invalid on 2020/01/09 08:13
linux-5.15 INFO: rcu detected stall in worker_thread 1 1 888d 888d 0/3 auto-obsoleted due to no activity on 2024/01/09 18:17
upstream INFO: rcu detected stall in worker_thread (8) kernel 1 1 1030d 1030d 0/29 auto-obsoleted due to no activity on 2023/08/07 05:14
upstream INFO: rcu detected stall in worker_thread (5) kernel 1 2 1372d 1408d 0/29 auto-closed as invalid on 2022/08/31 00:50
android-6-12 INFO: rcu detected stall in worker_thread 1 1 144d 144d 0/1 auto-obsoleted due to no activity on 2026/01/09 16:24
upstream INFO: rcu detected stall in worker_thread (2) cgroups mm 1 12 2247d 2248d 0/29 closed as invalid on 2020/01/08 05:23
upstream INFO: rcu detected stall in worker_thread mm cgroups 1 150 2282d 2284d 0/29 closed as invalid on 2019/12/04 14:14
linux-6.1 INFO: rcu detected stall in worker_thread 1 6 623d 653d 0/3 auto-obsoleted due to no activity on 2024/09/27 16:46
linux-6.6 INFO: rcu detected stall in worker_thread origin:lts-only 1 C done 200 3d08h 259d 0/2 upstream: reported C repro on 2025/06/18 07:15
upstream INFO: rcu detected stall in worker_thread (6) kernel 1 1 1247d 1247d 0/29 auto-obsoleted due to no activity on 2023/01/12 15:50
linux-5.15 INFO: rcu detected stall in worker_thread (2) 1 4 626d 632d 0/3 auto-obsoleted due to no activity on 2024/09/24 04:34
upstream INFO: rcu detected stall in worker_thread (7) kernel 1 1 1140d 1140d 0/29 auto-obsoleted due to no activity on 2023/04/27 16:37
linux-6.1 INFO: rcu detected stall in worker_thread (2) 1 1 407d 407d 0/3 auto-obsoleted due to no activity on 2025/05/01 18:18
upstream INFO: task hung in crda_timeout_work (8) wireless 1 C done 613 26d 523d 0/29 upstream: reported C repro on 2024/09/27 16:53
android-5-15 BUG: soft lockup in worker_thread origin:lts 1 C done 1 555d 555d 0/2 auto-obsoleted due to no activity on 2024/12/04 04:19
▶ ▼ Last patch testing requests (6)
Created Duration User Patch Repo Result
2024/01/13 14:32 23m retest repro upstream report log
2023/12/13 13:09 18m retest repro upstream report log
2023/12/13 13:09 16m retest repro upstream report log
2023/12/13 13:09 23m retest repro upstream OK log
2023/10/10 03:05 48m twuufnxlz@gmail.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git ce36c8b14987 OK log
2023/10/08 11:16 20m hdanton@sina.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master OK log

Sample crash report:
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5952/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=14489, q=275 ncpus=2)
task:kworker/0:6     state:R  running task     stack:25176 pid:5952  tgid:5952  ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: events_power_efficient gc_worker
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5256 [inline]
 __schedule+0x149b/0x4fd0 kernel/sched/core.c:6863
 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7190
 irqentry_exit+0x5d8/0x660 kernel/entry/common.c:216
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:seqcount_lockdep_reader_access+0xed/0x100 include/linux/seqlock.h:75
Code: 00 75 11 e8 45 b6 3e f8 4d 85 f6 75 16 e8 3b b6 3e f8 eb 15 e8 34 b6 3e f8 e8 af 51 d7 01 4d 85 f6 74 ea e8 25 b6 3e f8 fb 5b <41> 5e e9 a7 01 8e f7 cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90
RSP: 0018:ffffc90003f7f910 EFLAGS: 00000293
RAX: ffffffff89823f5b RBX: 0000000000000001 RCX: ffff88802f580000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003f7fa70 R08: ffffffff8f822277 R09: 1ffffffff1f0444e
R10: dffffc0000000000 R11: fffffbfff1f0444f R12: ffff8880b863a080
R13: ffff888076f54318 R14: 0000000000000200 R15: 0000000000040000
 nf_conntrack_get_ht include/net/netfilter/nf_conntrack.h:342 [inline]
 gc_worker+0x308/0x1380 net/netfilter/nf_conntrack_core.c:1548
 process_one_work kernel/workqueue.c:3257 [inline]
 process_scheduled_works+0xad1/0x1770 kernel/workqueue.c:3340
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3421
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x510/0xa50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>
rcu: rcu_preempt kthread starved for 10523 jiffies! g14489 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:27480 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5256 [inline]
 __schedule+0x149b/0x4fd0 kernel/sched/core.c:6863
 __schedule_loop kernel/sched/core.c:6945 [inline]
 schedule+0x165/0x360 kernel/sched/core.c:6960
 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2083
 rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2285
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x510/0xa50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:pv_native_safe_halt+0x13/0x20 arch/x86/kernel/paravirt.c:82
Code: 3e b4 b6 f5 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 73 c1 0e 00 f3 0f 1e fa fb f4 <e9> 13 b4 b6 f5 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90000197e20 EFLAGS: 000002c2
RAX: 00000000000bac05 RBX: ffffffff819713be RCX: 0000000080000001
RDX: 0000000000000001 RSI: ffffffff8d791fea RDI: ffffffff8bc083e0
RBP: ffffc90000197f10 R08: ffff8880b87336db R09: 1ffff110170e66db
R10: dffffc0000000000 R11: ffffed10170e66dc R12: ffffffff8f822270
R13: 1ffff110038d6b70 R14: 0000000000000001 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff888125f1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000380 CR3: 0000000055fb1000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline]
 default_idle+0x13/0x20 arch/x86/kernel/process.c:767
 default_idle_call+0x73/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:191 [inline]
 do_idle+0x1be/0x4d0 kernel/sched/idle.c:332
 cpu_startup_entry+0x44/0x60 kernel/sched/idle.c:430
 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312
 common_startup_64+0x13e/0x147
 </TASK>

Crashes (4879):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/12/23 11:29 upstream b927546677c8 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/20 08:52 upstream dd9b004b7ff3 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/20 03:47 upstream dd9b004b7ff3 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/17 21:25 upstream ea1013c15392 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/16 01:48 upstream 8f0b4cce4481 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/15 22:06 upstream 8f0b4cce4481 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/15 01:25 upstream 8f0b4cce4481 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/07 00:08 upstream 416f99c3b16f d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2025/11/27 13:43 upstream 4941a17751c9 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2025/11/05 10:53 upstream 17d85f33a83b a6c9c731 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2025/10/21 11:01 upstream 211ddde0823f 9832ed61 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2023/11/14 18:18 upstream 9bacdd8996c7 cb976f63 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2025/02/08 17:42 upstream 8f6629c004b1 ef44b750 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root INFO: rcu detected stall in worker_thread
2026/01/10 08:25 net 7470a7a63dc1 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/31 06:29 net 1adaea51c61b d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/21 05:43 net-next 7b8e9264f55a d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/14 06:27 net-next 8f7aa3d3c732 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/10/10 16:41 net-next 18a7e218cfcd ff1712fe .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/08 11:20 upstream e7aa57247700 4c131dc4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/01/13 10:38 upstream b71e635feefc d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/08 03:53 upstream f0b9d8eb98df d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/28 13:57 upstream d26143bb38e2 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/28 07:02 upstream d26143bb38e2 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/25 06:35 upstream ccd1cdca5cd4 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/18 20:07 upstream ea1013c15392 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/17 20:17 upstream ea1013c15392 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/16 22:12 upstream 40fbbd64bba6 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/16 06:09 upstream 8f0b4cce4481 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/11 16:29 upstream 8c8081cc599f d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/11/28 04:05 upstream 765e56e41a5a d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2025/11/26 22:21 upstream 30f09200cc4a d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2025/11/01 17:05 upstream ba36dd5ee6fd 2c50b6a9 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2023/12/20 20:03 upstream 55cb5f43689d 3ad490ea .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2023/10/11 13:23 upstream 1c8b86a3799f 83165b57 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/01/10 22:41 net cac2c363c41c d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/10 10:12 net 7470a7a63dc1 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2025/11/14 19:02 net 407a06507c23 f7988ea4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/21 10:14 net-next 7b8e9264f55a d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/14 12:32 net-next 8f7aa3d3c732 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/13 00:04 net-next 8f7aa3d3c732 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/10/31 05:44 net-next ecca75ae5ae6 2c50b6a9 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/10/24 06:58 net-next ec538867a376 c0460fcd .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/10/10 12:18 net-next 18a7e218cfcd ff1712fe .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/10/18 12:11 linux-next 93f3bab4310d 1c8c8cd8 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/01/21 06:13 upstream 100ceb4817a2 6e87cfa2 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce BUG: soft lockup in worker_thread
2023/10/03 18:27 upstream ce36c8b14987 65faba36 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/03/04 23:38 upstream ecc64d2dc9ff a9fe5c9e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/03/04 07:35 upstream 0031c06807cf 4180d919 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/03/04 06:28 upstream 0031c06807cf 4180d919 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/03/03 13:04 upstream af4e9ef3d784 28b83e23 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/03/03 05:05 upstream af4e9ef3d784 28b83e23 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/03/02 14:36 upstream 11439c4635ed b9dd6534 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/03/01 23:04 upstream eb71ab2bf722 43249bac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/02/27 14:16 upstream a75cb869a8cc a2f13f71 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/27 10:16 upstream a75cb869a8cc a2f13f71 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/26 15:56 upstream f4d0ec0aa20d ffa54287 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in worker_thread
2026/02/24 22:40 upstream 7dff99b35460 96b1aa46 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/23 02:21 upstream fbf33803618a 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/22 21:07 upstream 32a92f8c8932 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/21 20:03 upstream d79526b89571 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/21 18:20 upstream d79526b89571 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in worker_thread
2026/02/21 15:34 upstream a95f71ad3e2e 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/21 00:04 upstream 8bf22c33e7a1 741f5161 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/20 00:31 upstream 2b7a25df823d 73a252ac .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in worker_thread
2026/02/17 11:34 upstream c22e26bd0906 e439b951 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/02/15 12:20 upstream ca4ee40bf13d 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/14 07:54 upstream cd7a5651db26 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/14 06:36 upstream cd7a5651db26 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/11 14:21 upstream 192c0159402e 75707236 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/10 22:33 upstream 72c395024dac 91d776d3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/08 11:12 upstream e7aa57247700 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/08 04:04 upstream e7aa57247700 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/07 07:39 upstream 2687c848e578 f20fc9f9 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in worker_thread
2026/02/06 21:10 upstream b7ff7151e653 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/06 00:36 upstream 8fdb05de0e2d f03c4191 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/03 21:54 upstream 6bd9ed02871f 6df4c87a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/02 20:45 upstream 18f7fcd5e69a 018ebef2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/02 09:11 upstream 18f7fcd5e69a 018ebef2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in worker_thread
2026/02/01 14:36 upstream 162b42445b58 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in worker_thread
2026/01/31 21:20 upstream ad9a728a3388 35764559 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/31 13:03 upstream 283073725700 c75a2f6e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/30 04:13 upstream 4d310797262f bfa73b7b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/29 19:20 upstream 8dfce8991b95 aeb6fdd5 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in worker_thread
2026/01/28 17:16 upstream 1f97d9dcf536 004c195c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in worker_thread
2026/03/03 09:09 upstream af4e9ef3d784 28b83e23 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in worker_thread
2026/02/12 15:15 upstream c22e26bd0906 76a109e2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in worker_thread
2026/03/04 09:47 net 46d0d6f50dab 4180d919 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/03/03 22:13 net 1a86a1f7d889 4180d919 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/22 02:31 net d4f687fbbce4 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/21 06:17 net 3f1af4853076 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/18 17:07 net ccd8e87748ad 77d4d919 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/16 00:37 net ee5492fd88cf 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/12 14:08 net bf9cf80cab81 76a109e2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/12 12:20 net bf9cf80cab81 76a109e2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/12 08:08 net bf9cf80cab81 76a109e2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/09 14:39 net 6d2f142b1e4b df949cd9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/07 19:22 net 6d2f142b1e4b 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/07 13:38 net 5d41f95f5d0b f20fc9f9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/07 00:31 net ee9241524b46 f20fc9f9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/06 20:08 net ee9241524b46 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/06 17:56 net ee9241524b46 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/06 15:19 net ee9241524b46 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/05 16:15 net 7d6ba706ae5e 4936e85c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/05 01:33 net 7576bd9017e3 ea10c935 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/04 10:18 net 6788d44b936c 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/30 21:38 net 31a7a0bbeb00 e01a0ca6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/23 08:15 net-next 8bf22c33e7a1 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/20 06:10 net-next 8bf22c33e7a1 17d780d6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/11 21:40 net-next 1abee69a95c6 75707236 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/11 19:48 net-next 1abee69a95c6 75707236 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/01 07:47 net-next a22f57757f7e 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/02/25 20:44 linux-next 877552aa8758 df2e85d4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/12 02:52 linux-next 9152bc8cebcb 76a109e2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/29 13:17 linux-next 3f24e4edcd1b aeb6fdd5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in worker_thread
2024/11/01 13:57 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c67e9601e29a 96eb609f .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in worker_thread
2025/04/28 08:57 bpf b4432656b36e c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in worker_thread
2025/07/03 03:11 bpf-next 38d95beb4b24 0cd59a8f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: soft lockup in worker_thread
* Struck through repros no longer work on HEAD.